ATI RN
Lymphatic System Practice Questions Questions
Question 1 of 5
The mononuclear phagocyte system does not include:
Correct Answer: A
Rationale: Endothelial cells line blood vessels and are not phagocytes, unlike the others in the mononuclear phagocyte system.
Question 2 of 5
What holds together the four polypeptide chains of an antibody?
Correct Answer: A
Rationale: Disulfide bonds link the two heavy and two light chains; chains (B, C) are components.
Question 3 of 5
Cytotoxic T cells will bind with their TCR to which of the following?
Correct Answer: A
Rationale: Cytotoxic T cells bind MHC I ; MHC II is for helper T cells.
Question 4 of 5
Lymph nodes occur in groups throughout the body except in the
Correct Answer: B
Rationale: The CNS lacks lymph nodes, unlike other regions with lymphatic drainage.
Question 5 of 5
Which of the following is an example of a specific immune response?
Correct Answer: D
Rationale: IgG opsonization is a specific (antibody-mediated) response, unlike histamine or interferon (nonspecific).